...ollows the morula and precedes the gastrula in the development sequence. A blastula has around 128 cells, with a large central cavity called the blastocoel
. Also called blastosphere .
... A blastomere is the structure which results from the divisions of a fertilised egg during embryonic development .
(e) or blastocele is the fluid-filled central region of a blastocyst. A blastocoele forms during embryogenesis when a zygote divides into many cells through mitosis. Aspects of the topic blastocoel
are discussed in the following places at Britannica. Assorted References forma...
...t is produced by cleavage of a fertilized ovum and consists of a spherical layer of around 128 cells with a large fluid filled space called the blastocoel
in the animal pole of the embryo. The blastula follows the morula and precedes the... blastula n. , pl. -las or -lae ( ). An early embryon...
...chyme founder cells, which occupy the tip of the archenteron . ... the involuting sheets of cells create the archenteron , which displaces the blastocoel
... Note that the gut is not formed yet (no archenteron ) ... ... the SMCs at the tip of the archenteron lacked detectable LvNotch expression. ...
...gy,biology terms,biology abbreviations ... acoelomate Lacking a body cavity between the gut and the ... ACOELOMATE - Mesoderm obliterates the. blastocoel
in the embryo. PLATYHELMINTHES. 3 main classes ... First of 2 Acoelomate c.s. View of whole fluke organism. ... ... or body cavity. • Two Layere...